词汇	Need he come at once
释义	Need he come at once 他需要马上来吗？
随便看	conventional physiotherapy Conventional PID conventional PID control conventional PID controller conventional PID control system conventional PKCs conventional PKC sub-family conventional place name Conventional planning conventional planning and execution conventional plasma spray conventional plough conventional ploughgeneral-purpose plough conventional ploughing conventional plumb point conventional pn correlation method conventional politics conventional pollutants conventional pool conventional positron emission tomography conventional powder conventional power conventional powered submarine conventional-powered submarine conventional-powered submarine force